CVEvulnerability
CVE-2026-104030
5.5 MEDIUM
Official page ↗
- Status
- Analyzed
- Published
- 2026-10-05
- Last modified
- 2026-10-28
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 5.5 MEDIUM — CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- Weaknesses
- CWE-125
Description
A flaw was found in sssd. This vulnerability allows a local user to cause a Denial of Service (DoS) by submitting a specially crafted passkey authentication token that lacks null terminators. The authentication service reads past the end of the provided memory buffer, causing the process to crash and disrupting authentication services.
Affected configurations
• fedoraproject sssd 2.12.0
• redhat openshift container platform 4.0
• redhat enterprise linux 7.0
• redhat enterprise linux 8.0
• redhat enterprise linux 9.0
• redhat enterprise linux 10.0
Related
Weakness · CWE (1)
- CWE-125 Out-of-bounds Read weakness
References
- https://access.redhat.com/security/cve/CVE-2026-104030 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=2479429 Exploit, Issue Tracking, Vendor Advisory